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Inconel 722

Favorite Datasheet
Alloy 713C 18Ni Maraging Steel
#722

Description

USA AMS AMS 5411, Inconel 722 Superalloys Used for gas turbine structural components, such as turbine section frames. The alloy is useful where oxidation resistance and high temperature strength are of major importance. and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Superalloys: Inconel 722
Category Class Grade Standard Country Application
Steel GradesSuperalloys Inconel 722 AMS USA Used for gas turbine structural components, such as turbine section frames. The alloy is useful where oxidation resistance and high temperature strength are of major importance.

Chemical composition(mass fraction)(wt.%) of the Inconel 722

C Si Mn Cr Ni Cu Fe P S Ti Al
≤0.08 ≤0.07 ≤1.00 14.00 -17.00 ≤Balance ≤0.5 5.00 -9.00 ≤ ≥ ≤0.01 2 -2.75 0.40 -1.00

Mechanical Properties of steel grade Inconel 722

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
194 (≥) 873 (≥) 13 12 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade Inconel 722

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
34 - -     0.33 -  
939 171 - 14.3 412   -  
728 - 11 43.2   232 321

Heat Treatment of steel grade Inconel 722

Heat treated : 1287°C - 1411°C

Technological Curves of steel grade Inconel 722

Cross Reference Table (Equivalent Grade) of Inconel 722

Grade Standard Country Application
1.7220
1.7223
1.7225
1.7227
1.7228
1.0722
1.7227
1.7221
1.7220
1.7221
1.7221
1.7225
INCONEL alloy 722
3.7225 Ti Alloy
SS 2722
DIN 1.7220
DIN 1.7223
DIN 1.7225
DIN 1.7228
SS14:2722

Relevant standard of Inconel 722

AMS 5411 Nickel Inconel 722 AMS 5541 Strip AMS-5411.pdf
Alloy 713C 18Ni Maraging Steel
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